Horizon Air Route Map 2026
Regional airline based in Seattle and Portland. This map shows 84 Horizon Air destinations in 3 countries. Filter by hub and click any destination to compare fares.
Destinations source: Wikipedia's list of Horizon Air destinations, fetched Sep 12, 2026.
About Horizon Air
Horizon Air (QX) was founded in 1981. The route map on this page shows 84 destinations in 3 countries. Its main hubs are Seattle–Tacoma International Airport (SEA) in Seattle, United States and Portland International Airport (PDX) in Portland, United States.
Regional airline based in Seattle and Portland.
Horizon Air Hub Airports
Seattle–Tacoma International Airport (SEA) — Seattle, United States
Horizon Air operates from Seattle–Tacoma International Airport, one of its main airports. View airport guides.
Portland International Airport (PDX) — Portland, United States
Horizon Air operates from Portland International Airport, one of its main airports. View airport guides.
3
Countries
84
Destinations
Founded
1981
IATA Code
QX
Alliance
Hubs
SEA, PDX
Hub Airports
Horizon Air at a glance
Horizon Air was founded in 1981.
Its hubs are Seattle (SEA), Portland (PDX).
Had a delayed or cancelled flight?
You could be entitled to up to €600 in compensation under EU/UK law. Check if your Horizon Air flight qualifies in just 2 minutes. No win, no fee.
Things to do where Horizon Air flies
Stay connected abroad — no roaming bills
Buy a travel eSIM before you fly and install it by QR code.
Get Horizon Air deals + route alerts
Weekly email with airline deals, new routes, and destination inspiration. No spam.
One weekly email. Unsubscribe anytime.
Plan the Trip Beyond the Route Map
Use these planning hubs to turn route discovery into a booked trip, smoother airport transfer, or better stopover.
Flight Search
Compare routes and fares across the network.
Price Alerts
Track deals on popular airline routes.
Airport Guides
Find transport, terminal and city-transfer help.
Layover Guides
Plan stopovers and short transits more confidently.
Visa Guides
Check entry rules before you book multi-country trips.
Visa Checker
Quick passport-to-destination visa lookup.
Destination Guides
Move from route discovery into trip planning.
Horizon Air Route Map — FAQs
What are Horizon Air's main hub airports?+
Horizon Air's main hubs are Seattle–Tacoma International Airport (SEA) in Seattle and Portland International Airport (PDX) in Portland.
How many destinations does Horizon Air fly to?+
The Horizon Air route map on this page shows 84 destinations in 3 countries.